<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true">
        <el-form-item >
          <el-input v-model="keyword" placeholder="请输入关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="keywordQuery">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表-->
    <el-table :data="employees" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="id" label="编号" width="110">
      </el-table-column>
      <el-table-column prop="username" label="员工名称" width="110">
      </el-table-column>
      <el-table-column prop="phone" label="员工电话" width="150">
      </el-table-column>
      <el-table-column prop="email" label="邮箱" width="150">
      </el-table-column>
      <el-table-column prop="password" label="密码" width="150">
      </el-table-column>
      <el-table-column prop="age" label="年龄" width="110">
      </el-table-column>
      <el-table-column label="状态" width="100">
        <template scope="scope">
          <span v-if="scope.row.state==1" style="color: green">启用</span>
          <span v-else style="color: red">禁用</span>
        </template>
      </el-table-column>
      <el-table-column prop="deptName.name" label="所属部门" width="100">
      </el-table-column>
      <el-table-column label="员工类型" width="120" >
        <template scope="scope">
          <span v-if="scope.row.shop" style="color: gray">店铺管理员</span>
          <span v-else style="color: magenta">平台管理员</span>
        </template>
      </el-table-column>
      <el-table-column label="操作">
        <template scope="scope">
          <el-button size="small" @click="handleSave(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="prev, pager, next" @current-change="handleCurrentChange"
                     :page-size="pageSize" :current-page="currentPage" :total="totals" style="float:right;">
      </el-pagination>
    </el-col>

    <!--
      :visible.sync="saveFormVisible" - 控制对话框是否显示，默认false不显示，点击按钮
      :close-on-click-modal="false" - 点击对话框外面不关闭
      label-width="80px" - 标题宽度
      :rules="saveFormRules" - 表单项验证
      ref="saveForm" - 表单验证
     -->
    <!--新增界面-->
    <el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
      <el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
        <el-form-item label="员工名称" prop="username">
          <el-input v-model="saveForm.username" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="电话" prop="phone">
          <el-input v-model="saveForm.phone" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="saveForm.email" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="saveForm.password" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="年龄" prop="age">
          <el-input v-model="saveForm.age" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="saveForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="所属部门">
          <el-select v-model="saveForm.department_id" placeholder="请选择">
            <el-option v-for="item in deptName"
                       :label="item.name"
                       :value="item.id">
              <span style="float: left">{{ item.name }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="角色">
          <el-select v-model="saveForm.role_id" placeholder="请选择">
            <el-option v-for="item in roles"
                       :label="item.name"
                       :value="item.id">
            </el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="saveFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="saveSubmit" :loading="saveLoading">提交</el-button>
      </div>
    </el-dialog>
  </section>
</template>

<script>


export default {
  data() {
    return {
      employees: [],      //列表数据，回调函数中给它赋值
      listLoading: false,   //加载框
      currentPage: 1,       //当前页
      pageSize: 5,          //每页显示的条数
      totals: 0,            //总数量
      // 高级查询
      keyword: '',
      // 批量删除
      sels: [],//列表选中列, 批量操作
      // 添加和修改的数据
      saveFormVisible: false,//编辑界面是否显示
      title: '',
      saveLoading: false,
      // 验证规则
      saveFormRules: {
        username: [
          {required: true, message: '请输入员工名称', trigger: 'blur'}
        ],
        password: [
          {required: true, message: '请输入密码', trigger: 'blur'}
        ]
      },
      // 对话框的数据
      saveForm: {
        id: null,
        username: '',
        phone: '',
        email: '',
        password: '',
        age: null,
        state: 1,
        department_id: null,
        role_id: null,
      },
      // 保存部门名称
      deptName: [],
      roles: []
    }
  },

  methods: {
    //1.分页查询 - 获取部门列表
    getEmployees() {
      //组装参数
      let paras = {
        currentPage: this.currentPage,
        pageSize: this.pageSize,
        keyword: this.keyword
      };
      //显示加载框
      this.listLoading = true;
      //使用axios发送分页请求
      this.$http.post("/employee", paras).then(res => {
        this.employees = res.data.data;
        this.totals = res.data.totals;
        this.listLoading = false;
      }).catch(res => {
        this.$message.error("系统繁忙，请稍后重试!!!");
      });
    },

    //2.分页查询 - 点击分页栏触发方法
    handleCurrentChange(val) {
      this.currentPage = val;
      this.getEmployees();
    },

    // 3. 高级查询
    keywordQuery() {
      // 将当前页码设置为1，不然会出现BUG
      this.currentPage = 1;
      this.getEmployees();
    },


    // 4. 删除
    handleDel: function (index, row) {
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        //NProgress.start();
        this.$http.delete("/employee/" + row.id).then(res => {
          if (res.data.success) {
            let totalPage = Math.ceil(this.totals / this.pageSize)
            if (this.currentPage == totalPage && (this.totals - 1) % this.pageSize == 0 && this.currentPage != 1) {
              this.currentPage = this.currentPage - 1;
            }
            this.getEmployees();
          } else {
            this.$message.error("系统繁忙");
          }
          this.listLoading = false;
        }).catch(res => {
          this.$message.error("系统繁忙");
        })
      }).catch(() => {
      });
    },
    // 选项改变的时候触发：参数时每一个选中的对象
    selsChange: function (sels) {
      this.sels = sels;
    },
    // 5. 批量删除
    batchRemove: function () {
      var ids = this.sels.map(item => item.id);
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        this.$http.patch("/employee", ids).then(res => {
          if (res.data.success) {
            this.currentPage = 1;
            this.getEmployees();
          } else {
            this.$message.error("系统繁忙")
          }
          this.listLoading = false;
        }).catch(res => {
          this.$message.error("系统繁忙400")
        })
      }).catch(() => {
      });
    },

    // 6.添加和修改的功能
    //点击修改按钮显示对话框
    handleSave: function (index, row) {
      this.title = "编辑";
      //克隆：不然修改对话框的数据影响到列表的数据
      this.saveForm = Object.assign({}, row);
      //加载所有的部门
      this.getDeptNames();
      this.getRoles();
      this.saveFormVisible = true;
    },
    //点击新增按钮弹出对话框
    handleAdd: function () {
      this.title = "新增";
      this.saveForm = {
        id: null,
        username: '',
        phone: '',
        email: '',
        password: '',
        age: null,
        state: 1,
        department_id: null,
        role_id: null
      };
      // 加载所有的部门名称
      this.getDeptNames();
      // 加载角色
      this.getRoles();
      //弹出对话框
      this.saveFormVisible = true;
    },
    //7.提交添加或修改的数据
    saveSubmit: function () {
      //所有的对话框中 的 名称为saveForm的对话框  验证上面的表单项验证通过就返回true
      this.$refs.saveForm.validate((valid) => { //表单验证
        if (valid) {//表单验证通过
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            this.saveLoading = true;
            this.$http.put("/employee", this.saveForm).then(res => {
              if (res.data.success) {
                //弹出成功信息
                this.$message.success("操作成功");
                //重新获取新的数据
                this.getEmployees();
              } else {
                this.$message.error("网络繁忙，请稍后重试!!!【500】")
              }
              this.saveLoading = false;
            }).catch(res => {
              this.$message.error("网络繁忙，请稍后重试!!!【400,404】");
              this.saveFormVisible = false;
            })
            this.saveFormVisible = false;
          });
        }
      });
  },
  // 获取所有的部门名称
  getDeptNames() {
    this.$http.get("/department").then(res => {
      this.deptName = res.data;

    })
  },
    // 获取所有的角色
    getRoles() {
      this.$http.get("/role").then(res => {
        this.roles = res.data;

      })
    },


  },
      mounted() {
        this.getEmployees();
      }
    }


</script>

<style scoped>

</style>